64861630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 133436160

約数和(自身を除く): 68574530

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 43, 85, 86, 95, 170, 190, 215, 323, 430, 467, 646, 731, 817, 934, 1462, 1615, 1634, 2335, 3230, 3655, 4085, 4670, 7310, 7939, 8170, 8873, 13889, 15878, 17746, 20081, 27778, 39695, 40162, 44365, 69445, 79390, 88730, 100405, 138890, 150841, 200810, 301682, 341377, 381539, 682754, 754205, 763078, 1508410, 1706885, 1907695, 3413770, 3815390, 6486163, 12972326, 32430815, 64861630]

約数ペア:

[(1, 64861630), (2, 32430815), (5, 12972326), (10, 6486163), (17, 3815390), (19, 3413770), (34, 1907695), (38, 1706885), (43, 1508410), (85, 763078), (86, 754205), (95, 682754), (170, 381539), (190, 341377), (215, 301682), (323, 200810), (430, 150841), (467, 138890), (646, 100405), (731, 88730), (817, 79390), (934, 69445), (1462, 44365), (1615, 40162), (1634, 39695), (2335, 27778), (3230, 20081), (3655, 17746), (4085, 15878), (4670, 13889), (7310, 8873), (7939, 8170)]